Rigor mortis is the fourth stage of death characterized by muscle stiffening. It can occur as early as four hours after death. Typically lasts no longer than eight hours at room temperature
Autopsy derives from Greek "autopsia" meaning "seeing for oneself". First real dissections performed by Herophilus and Erasistratus around 300 BCE. Galen of Pergamum first correlated patient symptoms with body findings. Andreas Vesalius revolutionized anatomy in 16th century. Leonardo da Vinci and Michelangelo performed dissections during Renaissance
Livor mortis is blood pooling at body's lowest point after death. Occurs after rigor mortis, which causes body stiffening. Blood pools 30 minutes to 4 hours after death. Bruising becomes most pronounced 12 hours later
Autopsy is detailed examination of body to determine cause of death. Forensic pathologists testify about findings in court cases. Most autopsies lead to natural death determination
Autopsy is examination of dead person to determine cause of death. Pathologists perform autopsies to diagnose diseases and evaluate medical treatments. Autopsy can be forensic (legal) or clinical (medical)
Gross pathology studies visible structural changes in body tissues and organs. Pathologists examine specimens without microscope for initial diagnosis. Focuses on identifying abnormalities and disease impact on organs